Henri Poincaré

French mathematician, physicist and engineer (1854–1912)
Person human Q81082
Henri Poincaré
Manuel (artist) (designer) · Public Domain · Wikimedia
Press Enter · cited answer in seconds

Henri Poincaré

Summary

Henri Poincaré is a human[1]. Born in Nancy[2], he… he passed away in Paris[3]. He worked as a mathematician[4], philosopher[5], astronomer[6], physicist[7], and engineer[8]. He ranks in the top 0.66% of human entities by monthly Wikipedia readership (868 views/month, #6,560 of 1,000,298).[9]

Key Facts

  • Born in Nancy[2], Henri Poincaré…
  • Henri Poincaré passed away in Paris[3].
  • Henri Poincaré is buried at Montparnasse Cemetery[10].
  • Henri Poincaré's father was Émile-Léon Poincaré[11].
  • Henri Poincaré was married to Jeanne-Louise Poulain d'Andecy[12].
  • A child of Henri Poincaré was Jeanne Poincaré[13].
  • A child of Henri Poincaré was Léon Poincaré[14].
  • Henri Poincaré held citizenship in France[15].
  • French was Henri Poincaré's native language[16].
  • Henri Poincaré worked as a mathematician[4].
  • Henri Poincaré's professions included philosopher[5].
  • Henri Poincaré worked as an astronomer[6].
  • Henri Poincaré worked as a physicist[7].
  • Henri Poincaré's professions included engineer[8].
  • Henri Poincaré worked as a philosopher of science[17].
  • Henri Poincaré's field of work was algebraic geometry[18].
  • Henri Poincaré's field of work was mathematical analysis[19].
  • Henri Poincaré's field of work was geometry[20].
  • Henri Poincaré's field of work was topology[21].
  • Henri Poincaré's field of work was mathematics[22].
  • Henri Poincaré's field of work was mechanics[23].
  • Henri Poincaré held the position of president of the Mathematical Society of France[24].
  • Henri Poincaré held the position of president of the Mathematical Society of France[25].
  • Henri Poincaré held the position of seat 24 of the Académie française[26].
  • Henri Poincaré held the position of president of the French Academy of Sciences[27].

Body

Origins and Family

Henri Poincaré's place of birth was Nancy[2]. His father was Émile-Léon Poincaré[11]. French was his native language[16].

Education

Educated at Mines ParisTech[28], an engineering college[29], in France[30], founded in 1783[31], headquartered in Hôtel de Vendôme[32]; lycée Henri-Poincaré[33], an educational facility[34], in France[35], founded in 1965[36]; École polytechnique[37], a grande école[38], in France[39], founded in 1794[40], headquartered in Palaiseau[41]; and University of Paris[42], a former entity[43], in France[44], founded in 1150[45], headquartered in Paris[46]. Henri Poincaré's doctoral advisor was Charles Hermite[47].

Career and Affiliations

Recorded occupations include mathematician[4], philosopher[5], astronomer[6], physicist[7], engineer[8], and philosopher of science[17]. Fields of work include algebraic geometry[18], a branch of mathematics[48]; mathematical analysis[19], an academic discipline[49]; geometry[20], a branch of mathematics[50]; topology[21], a branch of mathematics[51]; mathematics[22], an academic discipline[52]; and mechanics[23], a branch of physics[53]. Employers include University of Paris[54], École polytechnique[55], Corps des mines[56], and University of Caen Normandy[57]. Positions held include president of the Mathematical Society of France[24]; seat 24 of the Académie française[26], a seat of a scientific academy[58]; and president of the French Academy of Sciences[27]. Doctoral students include Louis Bachelier[59], Dimitrie Pompeiu[60], Mihailo Petrović[61], Théophile de Donder[62], Kiril Popov[63], and Vilhelm Bjerknes[64].

Recognition

Awards received include Poncelet Prize[65], Sylvester Medal[66], Commander of the Legion of Honour[67], Gold Medal of the Royal Astronomical Society[68], Bruce Medal[69], and Bolyai Prize[70].

Personal Life

Henri Poincaré was married to Jeanne-Louise Poulain d'Andecy[12]. Children include Jeanne Poincaré[13], 1887–1974[71], of France[72] and Léon Poincaré[14], 1893–1983[73], of France[74]. His religion is recorded as atheism[75].

Death and Burial

Henri Poincaré passed away in Paris[3]. Burial took place at Montparnasse Cemetery[10].

Works and Contributions

Things named for Henri Poincaré include Poincaré conjecture[76], Euler characteristic[77], Poincaré recurrence theorem[78], Hopf bifurcation[79], Poincaré disk model[80], Poincaré inequality[81], Poincaré duality[82], and Poincaré map[83].

Why It Matters

Henri Poincaré ranks in the top 0.66% of human entities by monthly Wikipedia readership (868 views/month, #6,560 of 1,000,298).[9] He has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[84] He is known by 72 alternative names across languages and contexts.[85]

He has been cited as an influence by George David Birkhoff[86], a mathematician[87], 1884–1944[88], of United States[89], awarded the Bôcher Memorial Prize[90], specialised in topology[91] and Léon Brillouin[92], a physicist[93], 1889–1969[94], of France[95], awarded the Fellow of the American Physical Society[96], specialised in physics[97].

He is credited with the discovery of Poincaré conjecture[98], a theorem[99]; Poincaré duality[100], a theorem[101]; Fuchsian group[102], a mathematical concept[103]; Poincaré half-plane model[104], a mathematical model[105]; and Poincaré–Birkhoff theorem[106], a fixed-point theorem[107]. Works attributed to him include La Science et l'Hypothèse / he[108], a written work[109], founded in 1902[110], written by him[111]. Entities named for him include Poincaré conjecture[76], Euler characteristic[77], Poincaré recurrence theorem[78], Hopf bifurcation[79], Poincaré disk model[80], and Poincaré inequality[81].

His notable doctoral advisees include Louis Bachelier[112], Mihailo Petrović[113], Dimitrie Pompeiu[114], Vilhelm Bjerknes[115], Théophile de Donder[116], and Hugo von Zeipel[117].

FAQs

Where was Henri Poincaré born?

Henri Poincaré's place of birth was Nancy[2].

Where did Henri Poincaré die?

Henri Poincaré died in Paris[3].

Who were Henri Poincaré's parents?

Henri Poincaré's father was Émile-Léon Poincaré[11].

Who was Henri Poincaré married to?

Henri Poincaré's spouses include Jeanne-Louise Poulain d'Andecy[12].

What did Henri Poincaré do for work?

Henri Poincaré worked as mathematician[4], philosopher[5], astronomer[6], physicist[7], and engineer[8].

Where did Henri Poincaré go to school?

Henri Poincaré was educated at Mines ParisTech[28], lycée Henri-Poincaré[33], École polytechnique[37], and University of Paris[42].

What awards did Henri Poincaré receive?

Honors received include Poncelet Prize[65], Sylvester Medal[66], Commander of the Legion of Honour[67], and Gold Medal of the Royal Astronomical Society[68].

Who did Henri Poincaré influence?

Henri Poincaré has been cited as an influence by George David Birkhoff[86] and Léon Brillouin[92].

What did Henri Poincaré discover?

Henri Poincaré is credited as discoverer of Poincaré conjecture[98], Poincaré duality[100], Fuchsian group[102], and Poincaré half-plane model[104].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] . La France savante. Retrieved . wikidata.org.
  2. [3] . www.accademiadellescienze.it. Retrieved . wikidata.org.
  3. [11] . wikidata.org.
  4. [12] . wikidata.org.
  5. [15] . LIBRIS. Retrieved . wikidata.org.
  6. [24] . wikidata.org.
  7. [25] . wikidata.org.
  8. [26] . academie-francaise.fr. Retrieved . academie-francaise.fr. Provenance: wikidata.org.
  9. [27] . French Academy of Sciences. Retrieved . academie-sciences.fr. Provenance: wikidata.org.
  10. [13] . wikidata.org.
  11. [14] . wikidata.org.
  12. [28] . wikidata.org.
  13. [33] . MacTutor History of Mathematics archive. wikidata.org.
  14. [37] . MacTutor History of Mathematics archive. wikidata.org.
  15. [42] . Mathematics Genealogy Project. wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [16] . wikidata.org.
  23. [4] . wikidata.org.
  24. [5] . wikidata.org.
  25. [6] . wikidata.org.
  26. [7] . wikidata.org.
  27. [8] . wikidata.org.
  28. [17] . wikidata.org.
  29. [54] . MacTutor History of Mathematics archive. wikidata.org.
  30. [55] . MacTutor History of Mathematics archive. wikidata.org.
  31. [56] . MacTutor History of Mathematics archive. wikidata.org.
  32. [57] . MacTutor History of Mathematics archive. wikidata.org.
  33. [10] . Find a Grave. Retrieved . landrucimetieres.fr. Provenance: wikidata.org.
  34. [75] . wikidata.org.
  35. [65] . wikidata.org.
  36. [66] . wikidata.org.
  37. [67] . wikidata.org.
  38. [68] . wikidata.org.
  39. [69] . phys-astro.sonoma.edu. phys-astro.sonoma.edu. Provenance: wikidata.org.
  40. [70] . wikidata.org.
  41. [47] . Mathematics Genealogy Project. Retrieved . genealogy.ams.org. Provenance: wikidata.org.
  42. [59] . Mathematics Genealogy Project. wikidata.org.
  43. [60] . Mathematics Genealogy Project. wikidata.org.
  44. [61] . Mathematics Genealogy Project. wikidata.org.
  45. [62] . Mathematics Genealogy Project. Retrieved . genealogy.ams.org. Provenance: wikidata.org.
  46. [63] . Mathematics Genealogy Project. Retrieved . genealogy.ams.org. Provenance: wikidata.org.
  47. [64] . Mathematics Genealogy Project. Retrieved . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [86] . wikidata.org. → on this site
  2. [92] . wikidata.org. → on this site
  3. [98] . wikidata.org. → on this site
  4. [100] . wikidata.org. → on this site
  5. [102] . wikidata.org. → on this site
  6. [104] . wikidata.org. → on this site
  7. [106] . wikidata.org. → on this site
  8. [108] . wikidata.org. → on this site
  9. [112] . wikidata.org. → on this site
  10. [113] . wikidata.org. → on this site
  11. [114] . wikidata.org. → on this site
  12. [115] . wikidata.org. → on this site
  13. [116] . wikidata.org. → on this site
  14. [117] . wikidata.org. → on this site
  15. [76] . wikidata.org. → on this site
  16. [77] . wikidata.org. → on this site
  17. [78] . wikidata.org. → on this site
  18. [79] . wikidata.org. → on this site
  19. [80] . wikidata.org. → on this site
  20. [81] . wikidata.org. → on this site
  21. [82] . wikidata.org. → on this site
  22. [83] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [58] . Wikidata. wikidata.org. → on this site
  2. [71] . Wikidata. wikidata.org. → on this site
  3. [72] . Wikidata. wikidata.org. → on this site
  4. [73] . Wikidata. wikidata.org. → on this site
  5. [74] . Wikidata. wikidata.org. → on this site
  6. [29] . Wikidata. wikidata.org. → on this site
  7. [30] . Wikidata. wikidata.org. → on this site
  8. [31] . Wikidata. wikidata.org. → on this site
  9. [32] . Wikidata. wikidata.org. → on this site
  10. [34] . Wikidata. wikidata.org. → on this site
  11. [35] . Wikidata. wikidata.org. → on this site
  12. [36] . Wikidata. wikidata.org. → on this site
  13. [38] . Wikidata. wikidata.org. → on this site
  14. [39] . Wikidata. wikidata.org. → on this site
  15. [40] . Wikidata. wikidata.org. → on this site
  16. [41] . Wikidata. wikidata.org. → on this site
  17. [43] . Wikidata. wikidata.org. → on this site
  18. [44] . Wikidata. wikidata.org. → on this site
  19. [45] . Wikidata. wikidata.org. → on this site
  20. [46] . Wikidata. wikidata.org. → on this site
  21. [48] . Wikidata. wikidata.org. → on this site
  22. [49] . Wikidata. wikidata.org. → on this site
  23. [50] . Wikidata. wikidata.org. → on this site
  24. [51] . Wikidata. wikidata.org. → on this site
  25. [52] . Wikidata. wikidata.org. → on this site
  26. [53] . Wikidata. wikidata.org. → on this site
  27. [87] . Wikidata. wikidata.org. → on this site
  28. [88] . Wikidata. wikidata.org. → on this site
  29. [89] . Wikidata. wikidata.org. → on this site
  30. [90] . Wikidata. wikidata.org. → on this site
  31. [91] . Wikidata. wikidata.org. → on this site
  32. [93] . Wikidata. wikidata.org. → on this site
  33. [94] . Wikidata. wikidata.org. → on this site
  34. [95] . Wikidata. wikidata.org. → on this site
  35. [96] . Wikidata. wikidata.org. → on this site
  36. [97] . Wikidata. wikidata.org. → on this site
  37. [99] . Wikidata. wikidata.org. → on this site
  38. [101] . Wikidata. wikidata.org. → on this site
  39. [103] . Wikidata. wikidata.org. → on this site
  40. [105] . Wikidata. wikidata.org. → on this site
  41. [107] . Wikidata. wikidata.org. → on this site
  42. [109] . Wikidata. wikidata.org. → on this site
  43. [110] . Wikidata. wikidata.org. → on this site
  44. [111] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [9] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [84] . Wikidata sitelinks. wikidata.org.
  3. [85] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Henri Poincaré. Retrieved April 10, 2026, from https://4ort.xyz/entity/henri-poincare
MLA “Henri Poincaré.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/henri-poincare.
BibTeX @misc{4ortxyz_henri-poincare_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Henri Poincaré}}, year = {2026}, url = {https://4ort.xyz/entity/henri-poincare}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Henri Poincaré — https://4ort.xyz/entity/henri-poincare (retrieved 2026-04-10)

Canonical URL: https://4ort.xyz/entity/henri-poincare · Last refreshed: